<template>
  <div class="app-container">
    <div class="fly-card-head">
      <div class="fly-card-head-wrapper">
        <div class="fly-card-head-title"><div class="head-title">服务器信息</div></div>
      </div>
    </div>
    <div class="fly-card-body">
      <el-form :model="queryParams" ref="queryForm" :inline="true" label-width="68px">
        <el-form-item label="表名称" prop="tableName">
          <el-input v-model="queryParams.tableName" placeholder="请输入表名称" clearable size="small" @keyup.enter.native="handleQuery" />
        </el-form-item>
        <el-form-item label="表描述" prop="tableComment">
          <el-input v-model="queryParams.tableComment" placeholder="请输入表描述" clearable size="small" @keyup.enter.native="handleQuery" />
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker
            v-model="dateRange"
            size="small"
            style="width: 240px"
            value-format="yyyy-MM-dd"
            type="daterange"
            range-separator="-"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
          ></el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>

      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5"><el-button type="primary" icon="el-icon-download" size="mini" @click="handleGenTable" v-hasPermi="['tool:gen:code']">生成</el-button></el-col>
        <el-col :span="1.5"><el-button type="info" icon="el-icon-upload" size="mini" @click="openImportTable" v-hasPermi="['tool:gen:import']">导入</el-button></el-col>
        <el-col :span="1.5">
          <el-button type="success" icon="el-icon-edit" size="mini" :disabled="single" @click="handleEditTable" v-hasPermi="['tool:gen:edit']">修改</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button type="danger" icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete" v-hasPermi="['tool:gen:remove']">删除</el-button>
        </el-col>
      </el-row>

      <el-table v-loading="loading" :data="tableList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55"></el-table-column>
        <el-table-column label="序号" type="index" width="50" align="center">
          <template slot-scope="scope">
            <span>{{ (queryParams.pageNum - 1) * queryParams.pageSize + scope.$index + 1 }}</span>
          </template>
        </el-table-column>
        <el-table-column label="表名称" align="center" prop="tableName" :show-overflow-tooltip="true" width="130" />
        <el-table-column label="表描述" align="center" prop="tableComment" :show-overflow-tooltip="true" width="130" />
        <el-table-column label="实体" align="center" prop="className" :show-overflow-tooltip="true" width="130" />
        <el-table-column label="创建时间" align="center" prop="createTime" width="160" />
        <el-table-column label="更新时间" align="center" prop="updateTime" width="160" />
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template slot-scope="scope">
            <el-button type="text" size="small" icon="el-icon-view" @click="handlePreview(scope.row)" v-hasPermi="['tool:gen:preview']">预览</el-button>
            <el-button type="text" size="small" icon="el-icon-edit" @click="handleEditTable(scope.row)" v-hasPermi="['tool:gen:edit']">编辑</el-button>
            <el-button type="text" size="small" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['tool:gen:remove']">删除</el-button>
            <el-button type="text" size="small" icon="el-icon-download" @click="handleGenTable(scope.row)" v-hasPermi="['tool:gen:code']">生成代码</el-button>
          </template>
        </el-table-column>
      </el-table>
      <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList" />
      <!-- 预览界面 -->
      <el-dialog :title="preview.title" :visible.sync="preview.open" width="80%" top="5vh" append-to-body>
        <el-tabs v-model="preview.activeName">
          <el-tab-pane
            v-for="(value, key) in preview.data"
            :label="key.substring(key.lastIndexOf('/') + 1, key.indexOf('.vm'))"
            :name="key.substring(key.lastIndexOf('/') + 1, key.indexOf('.vm'))"
            :key="key"
          >
            <pre>{{ value }}</pre>
          </el-tab-pane>
        </el-tabs>
      </el-dialog>
      <import-table ref="import" @ok="handleQuery" />
    </div>
  </div>
</template>

<script>
import { listTable, previewTable, delTable } from '@/api/tool/gen';
import importTable from './importTable';
import { downLoadZip } from '@/utils/zipdownload';
export default {
  name: 'Gen',
  components: { importTable },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 唯一标识符
      uniqueId: '',
      // 选中数组
      ids: [],
      // 选中表数组
      tableNames: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 总条数
      total: 0,
      // 表数据
      tableList: [],
      // 日期范围
      dateRange: '',
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        tableName: undefined,
        tableComment: undefined
      },
      // 预览参数
      preview: {
        open: false,
        title: '代码预览',
        data: {},
        activeName: 'domain.java'
      }
    };
  },
  created() {
    this.getList();
  },
  activated() {
    const time = this.$route.query.t;
    if (time != null && time != this.uniqueId) {
      this.uniqueId = time;
      this.resetQuery();
    }
  },
  methods: {
    /** 查询表集合 */
    getList() {
      this.loading = true;
      listTable(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
        this.tableList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 生成代码操作 */
    handleGenTable(row) {
      const tableNames = row.tableName || this.tableNames;
      if (tableNames == '') {
        this.msgError('请选择要生成的数据');
        return;
      }
      downLoadZip('/system/tool/gen/batchGenCode?tables=' + tableNames, 'flymall');
    },
    /** 打开导入表弹窗 */
    openImportTable() {
      this.$refs.import.show();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = [];
      this.resetForm('queryForm');
      this.handleQuery();
    },
    /** 预览按钮 */
    handlePreview(row) {
      previewTable(row.tableId).then(response => {
        this.preview.data = response.data;
        this.preview.open = true;
      });
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.tableId);
      this.tableNames = selection.map(item => item.tableName);
      this.single = selection.length != 1;
      this.multiple = !selection.length;
    },
    /** 修改按钮操作 */
    handleEditTable(row) {
      const tableId = row.tableId || this.ids[0];
      this.$router.push("/system/gen/edit/" + tableId);
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const tableIds = row.tableId || this.ids;
      this.$confirm('是否确认删除表编号为"' + tableIds + '"的数据项?', '警告', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(function() {
          return delTable(tableIds);
        })
        .then(() => {
          this.getList();
          this.msgSuccess('删除成功');
        })
        .catch(function() {});
    }
  }
};
</script>
